diff --git a/debian/apertis/copyright b/debian/apertis/copyright
index be3c35fb2fd23bae331a8bfffa3cd913d98cf369..1f86e199bf7004af762724bd139b0bd18f008f34 100644
--- a/debian/apertis/copyright
+++ b/debian/apertis/copyright
@@ -1,31 +1,53 @@
 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
-Upstream-Name: ffjson
-Source: https://github.com/pquerna/ffjson
-Files-Excluded:
-  tests/vendor
-  Godeps/_workspace
 
 Files: *
-Copyright: 2014-2019, Paul Querna <pquerna@apache.org>, Klaus Post <klauspost@gmail.com>, Erik Dubbelboer <erik@dubbelboer.com>
+Copyright: no-info-found
 License: Apache-2.0
 
 Files: debian/*
 Copyright: 2019 Reinhard Tartler <siretart@tauware.de>
 License: Apache-2.0
-Comment: Debian packaging is licensed under the same terms as upstream
-
-License: Apache-2.0
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
- .
- http://www.apache.org/licenses/LICENSE-2.0
- .
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
- .
- On Debian systems, the complete text of the Apache version 2.0 license
- can be found in "/usr/share/common-licenses/Apache-2.0".
+
+Files: ffjson.go
+Copyright: 2014, 2016, Paul Querna
+License: Apache-2.0
+
+Files: ffjson/*
+Copyright: 2014, 2015, Paul Querna, Klaus Post
+License: Apache-2.0
+
+Files: fflib/*
+Copyright: 2014, 2016, Paul Querna
+License: Apache-2.0
+
+Files: fflib/v1/ftoa.go
+Copyright: 2014, 2015, Paul Querna, Klaus Post
+License: Apache-2.0
+
+Files: fflib/v1/lexer.go
+Copyright: 2014, Paul Querna
+License: Apache-2.0 and/or ISC
+
+Files: generator/*
+Copyright: 2014, 2016, Paul Querna
+License: Apache-2.0
+
+Files: inception/*
+Copyright: 2014, 2016, Paul Querna
+License: Apache-2.0
+
+Files: shared/*
+Copyright: 2014, 2015, Paul Querna, Klaus Post
+License: Apache-2.0
+
+Files: tests/*
+Copyright: 2014, 2016, Paul Querna
+License: Apache-2.0
+
+Files: tests/fuzz_test.go
+Copyright: 2014, 2015, Paul Querna, Klaus Post
+License: Apache-2.0
+
+Files: NOTICE fflib/v1/buffer.go fflib/v1/buffer_pool.go fflib/v1/decimal.go fflib/v1/extfloat.go fflib/v1/buffer.go fflib/v1/buffer_pool.go fflib/v1/decimal.go fflib/v1/extfloat.go fflib/v1/buffer.go fflib/v1/buffer_pool.go fflib/v1/decimal.go fflib/v1/extfloat.go fflib/v1/buffer.go fflib/v1/buffer_pool.go fflib/v1/decimal.go fflib/v1/extfloat.go fflib/v1/internal/extfloat.go fflib/v1/internal/ftoa.go fflib/v1/internal/extfloat.go fflib/v1/internal/ftoa.go generator/tempfile.go tests/encode_test.go
+Copyright: 2014-2019, Paul Querna <pquerna@apache.org>, Klaus Post <klauspost@gmail.com>, Erik Dubbelboer <erik@dubbelboer.com>
+License: Apache-2.0